Dr. Rusbridge has just published a new "Summary of genetic studies of Chiari-like Malformation with Syringomyelia (CM/SM) in the Cavalier King Charles Spaniels (CKCS)" Read it here: http://tinyurl.com/6mqo58 or here: http://cavalierhealth.org/syringomyelia.htm#Rusbridges_&_Knowlers_Summary